The FS1500B from Alpha is designed to work as an apartment type open-voice intercom station, using a minimal of wiring. The station in a building can be wired on only two (2) common (loop) wires! The system can support hundreds of stations on a single system. This attractive and trim station easily surface mount right on the finished wall, or can flush mount over a model UMF1000 flush plastic housing with model HWB mounting screws. The station selectable electronic tone signaling, Voice On, Door Release, Call Volume, one (1) momentary button switches. This switches can be used for door release, or other signaling functions, depending upon system configuration.
Alpha FS1500B Intercom Features
- Crystal-Clear Half-Duplex Voice Operation: Ensures clear and reliable communication between residents and visitors.
- Easy Installation: Only 2 Common (loop) Wires Required, simplifying the setup process and reducing installation time.
- Eavesdrop Privacy: Protects conversations from unauthorized listening, ensuring privacy for users.
- Clear Voice Fidelity: Utilizes Electret Condenser Microphones for high-quality audio transmission.
- Rugged and Reliable: Built to withstand daily use while remaining simple to operate.
- Flexible Mounting Options: Can be surface, flush, or desk mounted with optional adapters, providing versatility in installation.
Alpha FS1500B Detailed Specifications
| Model | FS1500B |
| Type | Apartment Intercom Station |
| Wiring Requirement | 2 Common (loop) Wires |
| Voice Operation | Half-Duplex |
| Microphone Type | Electret Condenser |
| Mounting Options | Surface, Flush, Desk (optional adapters) |
| Signaling Features | Electronic Tone, Voice On, Door Release |
| Buttons | 1 Momentary Button for Door Release or Signaling |



















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